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import streamlit as st
import tropycal.tracks as tracks
@st.cache(allow_output_mutation=True)
def read_data(basin='north_atlantic', source='hurdat', include_btk=False):
return tracks.TrackDataset(basin=basin, source=source, include_btk=include_btk)
def app():
st.title("Hurricane Mapping")
row1_col1, row1_col2 = st.columns([3, 1])
with row1_col1:
empty = st.empty()
empty.image("https://i.imgur.com/Ec7qsR0.png")
with row1_col2:
checkbox = st.checkbox("Select from a list of hurricanes", value=False)
if checkbox:
if st.session_state.get('hurricane') is None:
st.session_state['hurricane'] = read_data()
years = st.slider(
'Select a year', min_value=1950, max_value=2022, value=(2000, 2010)
)
storms = st.session_state['hurricane'].filter_storms(year_range=years)
selected = st.selectbox('Select a storm', storms)
storm = st.session_state['hurricane'].get_storm(selected)
ax = storm.plot()
fig = ax.get_figure()
empty.pyplot(fig)
else:
name = st.text_input("Or enter a storm Name", "michael")
if name:
if st.session_state.get('hurricane') is None:
st.session_state['hurricane'] = read_data()
basin = st.session_state['hurricane']
years = basin.search_name(name)
if len(years) > 0:
year = st.selectbox("Select a year", years)
storm = basin.get_storm((name, year))
ax = storm.plot()
fig = ax.get_figure()
empty.pyplot(fig)
else:
empty.text("No storms found")
st.write("No storms found")
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